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From: Hans Petter Selasky <hselasky@c2i.net>
To: freebsd-usb@freebsd.org
Date: Fri, 22 May 2009 14:38:12 +0200
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Cc: MIHIRA Sanpei Yoshiro <sanpei@sanpei.org>
Subject: Re: USB sound driver status was diffrent from 8-current and
	7.2-RELEASE
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On Friday 22 May 2009, MIHIRA Sanpei Yoshiro wrote:
> Hi.
>
> I'm using USB audio device(*1) under 8-current and 7.2-RELEASE.
>
> *1 Kyo-On DIGI(sorry,this page was writtin in Japanese)
> http://www.area-powers.jp/product/usb_product/product/kyo-on/u1soundt4.html
>
> But sound driver status was diffrent from 8-current and 7.2-RELEASE
>
> [7.2-RELEASE]
> support recording and playback
>
> uaudio0: <vendor 0x0d8c USB Audio, class 0/0, rev 1.10/0.10, addr 2> on
> uhub1 uaudio0: audio rev 1.00
> pcm0: <USB Audio> on uaudio0
> uhid1: <vendor 0x0d8c USB Audio, class 0/0, rev 1.10/0.10, addr 2> on uhub1
>
> [8-current]
> only support recording, No playback!!
> dmesg
> ugen0.2: <ABC> at usbus0
> uaudio0: <ABC product 0x0006, class 0/0, rev 1.10/0.10, addr 2> on usbus0
> uaudio0: No playback!
> uaudio0: Record: 48000 Hz, 2 ch, 16-bit S-LE PCM format
> uaudio0: No midi sequencer
> pcm0: <USB audio> on uaudio0
> uhid0: <ABC product 0x0006, class 0/0, rev 1.10/0.10, addr 2> on usbus0
>
> cat /dev/sndstat
> FreeBSD Audio Driver (newpcm: 32bit 2007061600/i386)
> Installed devices:
> pcm0: <USB audio> at ? kld snd_uaudio [GIANT] (0p:0v/1r:1v channels
> default)
>
> How can I support playback on 8-current.

Hi,

Try turning on debugging before plugging your device.

sysctl hw.usb.uaudio.debug=15
sysctl hw.usb2.uaudio.debug=15

Also see the other uaudio sysctls.

--HPS